<template>
    <div class="home" style=" padding: 10px">
        <!--  功能区域  -->
        <div class="flex-bar">
            <!--  搜索区域  -->
            <div style="margin: 10px 0">
                <el-input v-model="search" placeholder="请输入关键字" style="width: 300px" clearable
                          @keyup.enter="load"></el-input>
                <el-button type="primary" style="margin-right:20px; margin-left: 5px" @click="load">查询</el-button>
            </div>
            <div style="margin: 10px 0">
                <el-button type="primary" @click="add" v-if="user.role === 0">新增</el-button>
            </div>
        </div>
        <el-table
                :data="tableData"
                border
                stripe
                style="width: 100%">
            <el-table-column
                    prop="id"
                    label="ID"
                    sortable/>
            <el-table-column
                    prop="name"
                    label="姓名"/>
            <el-table-column
                    prop="age"
                    label="年龄"/>
            <el-table-column
                    prop="sex"
                    label="性别"/>
            <el-table-column
                    prop="birthDate"
                    label="出生日期"/>
            <el-table-column
                    prop="address"
                    label="当前住址"/>
            <el-table-column
                    label="角色">
                <template #default="scope">
                    <span v-if="scope.row.role === 0">管理员</span>
                    <span v-if="scope.row.role === 1">房主</span>
                    <span v-if="scope.row.role === 2">租客</span>
                </template>
            </el-table-column>
            <el-table-column
                    label="操作">
                <template #default="scope">
                    <el-button @click="showHouses(scope.row.id, scope.row.name)"
                               size="mini"
                               type="info">房屋信息</el-button>
                    <el-button @click="handleEdit(scope.row)" size="mini" type="primary">编辑</el-button>
                    <el-popconfirm title="确认删除吗？" @confirm="handleDelete(scope.row.id)">
                        <template #reference>
                            <el-button type="danger" size="mini">删除</el-button>
                        </template>
                    </el-popconfirm>
                </template>
            </el-table-column>

        </el-table>

        <!--  分页  -->
        <div style="margin: 10px 0">
            <el-pagination
                    @size-change="handleSizeChange"
                    @current-change="handleCurrentChange"
                    :current-page="currentPage"
                    :page-sizes="[5, 10, 20]"
                    :page-size="pageSize"
                    layout="total, sizes, prev, pager, next, jumper"
                    :total="total">
            </el-pagination>
        </div>

        <!--  显示某一位用户拥有的房屋列表  -->
        <el-dialog :title="nameTitle" v-model="houseVis" width="30%">
            <el-table :data="houseList" stripe border>
                <el-table-column prop="id" label="ID"></el-table-column>
                <el-table-column prop="houseAddress" label="房屋地址"></el-table-column>
                <el-table-column prop="type" label="房屋类型"></el-table-column>
                <el-table-column prop="rent" label="月租金"></el-table-column>
                <el-table-column prop="suitableNumber" label="可住人数"></el-table-column>
                <el-table-column prop="photo" label="房屋照片">
                    <template #default="scope">
                        <el-image
                                style="width: 100px"
                                :src="scope.row.photo"
                                :preview-src-list="[scope.row.photo]">
                        </el-image>
                    </template>
                </el-table-column>
            </el-table>
        </el-dialog>

        <!--  新增用户/编辑用户信息  -->
        <el-dialog
                :title="title"
                v-model="dialogVisible"
                width="600px">
            <el-form :model="form" label-width="120px">
                <el-form-item label="用户名">
                    <el-input v-model="form.username" style="width: 80%;"></el-input>
                </el-form-item>
                <el-form-item label="密码">
                    <el-input v-model="form.password" style="width: 80%;"></el-input>
                </el-form-item>
                <el-form-item label="昵称">
                    <el-input v-model="form.nickName" style="width: 80%;"></el-input>
                </el-form-item>
                <el-form-item label="年龄">
                    <el-input v-model="form.age" style="width: 80%;"></el-input>
                </el-form-item>
                <el-form-item label="性别">
                    <el-radio v-model="form.sex" label="男">男</el-radio>
                    <el-radio v-model="form.sex" label="女">女</el-radio>
                    <el-radio v-model="form.sex" label="不男不女">不男不女</el-radio>
                </el-form-item>
                <el-form-item label="地址">
                    <el-input type="textarea" v-model="form.address" style="width: 80%;"></el-input>
                </el-form-item>
            </el-form>
            <template #footer>
          <span class="dialog-footer">
            <el-button @click="dialogVisible = false">取 消</el-button>
            <el-button type="primary" @click="save">确 定</el-button>
          </span>
            </template>
        </el-dialog>

    </div>

</template>

<style>
    .flex-bar {
        display: flex;
        flex-direction: row;
        align-items: center;
    }
</style>

<script>
    import request from "../utils/request";

    export default {
        name: 'User',
        components: {},
        data() {
            return {
                form: {},
                dialogVisible: false,
                houseVis: false,
                search: '',
                currentPage: 1,
                pageSize: 10,
                total: 0,
                tableData: [],
                user: {},
                title: '',
                houseList: [],
                nameTitle: '',
            }
        },
        created() {
            let ownerStr = sessionStorage.getItem("user") || "{}";
            this.user = JSON.parse(ownerStr);

            //请求服务端，确认当前登录用户的合法信息
            request.get("/user/" + this.user.id).then(res => {
                if (res.code === '0') {
                    this.user = res.data;
                }
            });
            this.load();
        },
        methods: {
            showHouses(ownerId,ownerName) {
                this.nameTitle = ownerName + '的房屋列表';
                request.get("/house/selectHouse", {
                    params: {
                        pageNum: this.currentPage,
                        pageSize: this.pageSize,
                        ownerId: ownerId
                    }
                }).then(res => {
                    this.houseList = res.data.records;
                    this.total = res.data.total;
                });
                this.houseVis = true;
            },
            load() {
                request.get("/user/exceptAdmin", {
                    params: {
                        pageNum: this.currentPage,
                        pageSize: this.pageSize,
                        search: this.search
                    }
                }).then(res => {
                    this.tableData = res.data.records;
                    this.total = res.data.total;
                })
            },
            add() {
                this.title = '新增用户';
                this.dialogVisible = true;
                this.form = {};
            },
            save() {
                if (this.form.id) { //更新
                    request.put("/user", this.form).then(res => {
                        console.log(res);
                        if (res.code == '0') {
                            this.$message({
                                type: "success",
                                message: "更新成功"
                            });
                            this.load();   //刷新表格的数据
                            this.dialogVisible = false;  //关闭弹窗
                        } else {
                            this.$message({
                                type: "error",
                                message: res.msg
                            })
                        }
                    })
                } else {
                    request.post("/user", this.form).then(res => {
                        console.log(res);
                        if (res.code == '0') {
                            this.$message({
                                type: "success",
                                message: "新增成功"
                            });
                            this.load();   //刷新表格的数据
                            this.dialogVisible = false;  //关闭弹窗
                        } else {
                            this.$message({
                                type: "error",
                                message: res.msg
                            })
                        }
                    })
                }
            },
            handleEdit(row) {
                this.form = JSON.parse(JSON.stringify(row));
                this.title = '修改用户信息';
                this.dialogVisible = true;
            },
            handleDelete(id) {
                console.log(id);
                request.delete("/user/" + id).then(res => {
                    if (res.code == '0') {
                        this.$message({
                            type: "success",
                            message: "删除成功"
                        });
                    } else {
                        this.$message({
                            type: "error",
                            message: res.msg
                        })
                    }
                    this.load();
                })
            },
            handleSizeChange(pageSize) {    //改变当前每页个数触发
                this.pageSize = pageSize;
                this.load();
            },
            handleCurrentChange(pageNum) {  //改变当前页码触发
                this.currentPage = pageNum;
                this.load();
            }
        }
    }
</script>
